Digital tachometer design



FIG. 1 is a top right front perspective view of a digital tachometershowing my new design with the handle in the upright position;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof.

The ornamental design for a digital tachometer, as shown.